CN213027371U - Bird falling prevention cross arm for power tower - Google Patents
Bird falling prevention cross arm for power tower Download PDFInfo
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- CN213027371U CN213027371U CN202021473562.5U CN202021473562U CN213027371U CN 213027371 U CN213027371 U CN 213027371U CN 202021473562 U CN202021473562 U CN 202021473562U CN 213027371 U CN213027371 U CN 213027371U
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Abstract
The utility model relates to the technical field of bird-preventing devices of power transmission lines, in particular to a bird-preventing cross arm for an electric power tower, which comprises an arc-shaped plate, a left fixed plate, a right fixed plate, a left clamp and a right clamp, wherein the arc-shaped plate is in a downward opening preferred arc shape, the lower side of the left end of the arc-shaped plate is fixedly provided with the left fixed plate, and the lower side of the left fixed plate is provided with the left clamp which can clamp and fix the left fixed plate and angle steel together; the right fixed plate is fixedly mounted on the lower side of the right end of the arc plate, and a right clamp capable of clamping and fixing the right fixed plate and the angle steel together is arranged on the lower side of the right fixed plate. The utility model has reasonable and compact structure and convenient use, and prevents birds from falling on the tower to defecate and nest by arranging the arc-shaped plate; through setting up left anchor clamps and right anchor clamps, be convenient for fixed arc and body of the tower crossbeam, have stable, high-efficient and prevent that the effectual characteristics of plastic film.
Description
Technical Field
The utility model relates to a transmission line prevents bird technical field, is a bird cross arm that does not fall for electric power tower.
Background
With the rapid development of power grid construction, overhead transmission lines are continuously extended, the lines are generally distributed in various regions of cities and countryside, and birds easily inhabit and move due to the fact that high-voltage transmission line towers are tall, large, stable and wide, and particularly the flashover fault of the transmission lines can be caused when the birds are excreted above the wires. At present, the anti-bird device that uses is mostly the bird thorn, and the bird thorn exists bulky, weight is heavy and can't realize the problem of no dead angle protection.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric power is bird cross arm that does not fall for tower has overcome above-mentioned prior art not enough, and it can effectively solve current bird prevention device and have problem that bulky, weight is heavy and can't realize no dead angle protection.
The technical scheme of the utility model is realized through following measure: a bird-dropping cross arm for an electric power tower comprises an arc-shaped plate, a left fixing plate, a right fixing plate, a left clamp and a right clamp, wherein the arc-shaped plate is in a major arc shape with a downward opening; the right fixed plate is fixedly mounted on the lower side of the right end of the arc plate, and a right clamp capable of clamping and fixing the right fixed plate and the angle steel together is arranged on the lower side of the right fixed plate.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the left clamp can comprise a first clamp plate, a second clamp plate, a first fixing bolt, a first fixing nut, a second fixing bolt and a second fixing nut, a first mounting hole which is communicated up and down is formed in the middle of the left fixing plate, the first clamp plate is arranged on the lower side of the left fixing plate corresponding to the position of the first mounting hole and comprises a first transverse plate and a first vertical plate, the rear end of the first transverse plate is fixedly installed with the upper end of the front side of the first vertical plate, the second clamp plate comprises a second transverse plate located below the first transverse plate and a second vertical plate located in front of the first vertical plate, and the rear end of the second transverse plate is fixedly installed with the upper end of the front side of the second vertical plate; a second mounting hole and a third mounting hole which are communicated up and down are respectively formed in the first transverse plate and the second transverse plate corresponding to the first mounting hole, the lower end of a first fixing bolt sequentially penetrates through the first mounting hole, the second mounting hole and the third mounting hole and then is positioned below the second vertical plate, and a first fixing nut is fixedly mounted at the lower end of the first fixing bolt; a fourth mounting hole which is through from front to back is formed in the middle of the front side of the first vertical plate, a fifth mounting hole which is through from front to back is formed in the second transverse plate corresponding to the position of the fourth mounting hole, the front end of a second fixing bolt sequentially penetrates through the fourth mounting hole and the fifth mounting hole and then is positioned in front of the second vertical plate, and a second fixing nut is fixedly mounted at the front end of the second fixing bolt; the middle part of the right fixing plate is provided with a sixth mounting hole which is through up and down, the lower side of the right fixing plate corresponding to the position of the sixth mounting hole is provided with a right clamp, and the right clamp and the left clamp have the same structure and are distributed in bilateral symmetry.
The central angle of the arc-shaped plate can be between 180 degrees and 270 degrees.
The central angle of the arc plate may be 220 °.
The outer diameter of the arc-shaped plate can be between 80mm and 160 mm.
The utility model has reasonable and compact structure and convenient use, and prevents birds from falling on the tower to defecate and nest by arranging the arc-shaped plate; through setting up left anchor clamps and right anchor clamps, be convenient for fixed arc and body of the tower crossbeam, have stable, high-efficient and prevent that the effectual characteristics of plastic film.
Drawings
Fig. 1 is a schematic sectional view of the preferred embodiment of the present invention.
Fig. 2 is a left side view schematic diagram of fig. 1.
The codes in the figures are respectively: 1 is the arc, 2 is right anchor clamps, 3 is left fixed plate, 4 is first diaphragm, 5 is the first riser, 6 is the second diaphragm, 7 is the second riser, 8 is the crossbeam, 9 is first fixing bolt, 10 is first fixation nut, 11 is the second fixation bolt, 12 is the second fixation nut, alpha is the central angle.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in the attached drawings 1 and 2, the bird-dropping-preventing cross arm for the power tower comprises an arc-shaped plate 1, a left fixing plate 3, a right fixing plate, a left clamp and a right clamp 2, wherein the arc-shaped plate 1 is in a major arc shape with a downward opening, the left fixing plate 3 is fixedly installed on the lower side of the left end of the arc-shaped plate 1, and the left clamp capable of clamping and fixing the left fixing plate 3 and angle steel together is arranged on the lower side of the left fixing plate 3; a right fixing plate is fixedly mounted on the lower side of the right end of the arc plate 1, and a right clamp 2 capable of clamping and fixing the right fixing plate and the angle steel together is arranged on the lower side of the right fixing plate. In the using process, a plurality of the utility model are arranged on the upper side of a beam 8 (angle steel) of a tower frame of an electric power tower, and the outer diameter of the arc plate 1 is larger than the distance between birds and toes by arranging the arc plate 1, thereby avoiding birds standing, defecating and nesting on the tower frame; the left clamp and the right clamp 2 are arranged, so that the arc-shaped plate 1 and the tower body cross beam 8 are conveniently fixed; in addition, the utility model has the characteristics of light in weight, be convenient for the installation, prevent that the bird is efficient, prevent that the bird does not have the dead angle and be convenient for manufacturing. According to the requirement, the arc-shaped plate 1 can be made of the existing known materials, such as stainless steel, porcelain tiles, resin, plastics, PVC, glass and the like; the left and right clamps 2 are both of the prior art, such as L-shaped clamps.
According to actual needs, the bird falling-prevention cross arm for the power tower can be further optimized or/and improved:
as shown in the attached drawings 1 and 2, the left clamp comprises a first clamp plate, a second clamp plate, a first fixing bolt 9, a first fixing nut 10, a second fixing bolt 11 and a second fixing nut 12, a first mounting hole which is through from top to bottom is formed in the middle of the left fixing plate 3, the first clamp plate is arranged on the lower side of the left fixing plate 3 corresponding to the position of the first mounting hole and comprises a first transverse plate 4 and a first vertical plate 5, the rear end of the first transverse plate 4 is fixedly mounted with the upper end of the front side of the first vertical plate 5, the second clamp plate comprises a second transverse plate 6 positioned below the first transverse plate 4 and a second vertical plate 7 positioned in front of the first vertical plate 5, and the rear end of the second transverse plate 6 is fixedly mounted with the upper end of the front side of the second vertical plate 7; a second mounting hole and a third mounting hole which are communicated up and down are respectively formed in the first transverse plate 4 and the second transverse plate 6 corresponding to the first mounting hole, the lower end of a first fixing bolt 9 sequentially penetrates through the first mounting hole, the second mounting hole and the third mounting hole and then is positioned below a second vertical plate 7, and a first fixing nut 10 is fixedly mounted at the lower end of the first fixing bolt 9; a fourth mounting hole which is through from front to back is formed in the middle of the front side of the first vertical plate 5, a fifth mounting hole which is through from front to back is formed in the second transverse plate 6 corresponding to the position of the fourth mounting hole, the front end of a second fixing bolt 11 sequentially penetrates through the fourth mounting hole and the fifth mounting hole and then is positioned in front of the second vertical plate 7, and a second fixing nut 12 is fixedly mounted at the front end of the second fixing bolt 11; the middle part of the right fixing plate is provided with a sixth mounting hole which is through from top to bottom, the lower side of the right fixing plate corresponding to the position of the sixth mounting hole is provided with a right clamp 2, and the right clamp 2 is the same as the left clamp in structure and is distributed in bilateral symmetry. In the use, through packing into the crossbeam 8 left end between first splint and the second splint, through screwing up first fixation nut 10, realize that 3 left ends of left fixed plate are fixed with the centre gripping of crossbeam 8, realize through right anchor clamps 2 that right fixed plate is fixed with the centre gripping of crossbeam 8.
As shown in fig. 1 and 2, the central angle α of the arc plate 1 is between 180 ° and 270 °. In the use, avoid arc 1 downside opening too big through such setting, be not convenient for with the installation of tower cross arm.
As shown in fig. 1 and 2, the central angle α of the arc plate 1 is 220 °. In the use, can guarantee the width of arc 1 downside opening through such setting, be convenient for with the installation of tower cross arm.
As shown in fig. 1 and 2, the outer diameter of the arc-shaped plate 1 is between 80mm and 160 mm. In the use, through such setting, make the external diameter of arc 1 be greater than birds toe interval far away for birds can't stand at 1 upside of arc, thereby avoid birds to stand on the pylon, defecate and nest. According to the requirement, the width of the lower side opening of the arc plate 1 can be set to be 80mm to 150mm through the central angle alpha of the arc plate 1 and the outer diameter of the arc plate 1.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (6)
1. A bird non-falling cross arm for an electric power tower is characterized by comprising an arc-shaped plate, a left fixing plate, a right fixing plate, a left clamp and a right clamp, wherein the arc-shaped plate is in a major arc shape with a downward opening; the right fixed plate is fixedly mounted on the lower side of the right end of the arc plate, and a right clamp capable of clamping and fixing the right fixed plate and the angle steel together is arranged on the lower side of the right fixed plate.
2. The bird falling-proof cross arm for the power tower as claimed in claim 1, wherein the left clamp comprises a first clamp plate, a second clamp plate, a first fixing bolt, a first fixing nut, a second fixing bolt and a second fixing nut, a first mounting hole which is communicated up and down is formed in the middle of the left fixing plate, the first clamp plate is arranged on the lower side of the left fixing plate corresponding to the position of the first mounting hole and comprises a first transverse plate and a first vertical plate, the rear end of the first transverse plate is fixedly installed with the upper end of the front side of the first vertical plate, the second clamp plate comprises a second transverse plate located below the first transverse plate and a second vertical plate located in front of the first vertical plate, and the rear end of the second transverse plate is fixedly installed with the upper end of the front side of the second vertical plate; a second mounting hole and a third mounting hole which are communicated up and down are respectively formed in the first transverse plate and the second transverse plate corresponding to the first mounting hole, the lower end of a first fixing bolt sequentially penetrates through the first mounting hole, the second mounting hole and the third mounting hole and then is positioned below the second vertical plate, and a first fixing nut is fixedly mounted at the lower end of the first fixing bolt; a fourth mounting hole which is through from front to back is formed in the middle of the front side of the first vertical plate, a fifth mounting hole which is through from front to back is formed in the second transverse plate corresponding to the position of the fourth mounting hole, the front end of a second fixing bolt sequentially penetrates through the fourth mounting hole and the fifth mounting hole and then is positioned in front of the second vertical plate, and a second fixing nut is fixedly mounted at the front end of the second fixing bolt; the middle part of the right fixing plate is provided with a sixth mounting hole which is through up and down, the lower side of the right fixing plate corresponding to the position of the sixth mounting hole is provided with a right clamp, and the right clamp and the left clamp have the same structure and are distributed in bilateral symmetry.
3. The bird drop cross arm of claim 1 or 2, wherein the central angle of the arc plates is between 180 ° and 270 °.
4. The bird drop cross arm of claim 2, wherein the arc plate has a central angle of 220 °.
5. The bird-dropping cross arm for power tower of claim 1, 2 or 4, wherein the outer diameter of the arc-shaped plate is between 80mm and 160 mm.
6. The bird no-fall cross arm for power tower of claim 3, wherein the outer diameter of the arc plate is between 80mm and 160 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473562.5U CN213027371U (en) | 2020-07-23 | 2020-07-23 | Bird falling prevention cross arm for power tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473562.5U CN213027371U (en) | 2020-07-23 | 2020-07-23 | Bird falling prevention cross arm for power tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213027371U true CN213027371U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021473562.5U Active CN213027371U (en) | 2020-07-23 | 2020-07-23 | Bird falling prevention cross arm for power tower |
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| CN (1) | CN213027371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115553285A (en) * | 2022-09-30 | 2023-01-03 | 新疆雷烨防雷科技有限公司 | Transmission line prevents that animal climbing, descending drive device |
-
2020
- 2020-07-23 CN CN202021473562.5U patent/CN213027371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115553285A (en) * | 2022-09-30 | 2023-01-03 | 新疆雷烨防雷科技有限公司 | Transmission line prevents that animal climbing, descending drive device |
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